Contains tyrosine. Not to be used with MAO inhibitor drugs. If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product. Do not us if either tamper-evident seal is broken or missing. Keep out of the reach of children.

l-Tyrosine is a free-form amino acid which rapidly crosses the blood-brain barrier.* It is a precursor for the neurotransmitters dopamine, norepinephrine and epinephrine, for thyroid hormones, and for enkephalins.* l-Tyrosine is also a precursor for the skin pigment melanin.*